86953584317781 has 8 divisors (see below), whose sum is σ = 115938359056800. Its totient is φ = 57968932895312.

The previous prime is 86953584317701. The next prime is 86953584317849. The reversal of 86953584317781 is 18771348535968.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86953584317781 - 2⁷ = 86953584317653 is a prime.

It is a super-2 number, since 2×86953584317781² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86953584317701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29171106 + ... + 32013443.

It is an arithmetic number, because the mean of its divisors is an integer number (14492294882100).

Almost surely, 2^{86953584317781} is an apocalyptic number.

It is an amenable number.

86953584317781 is a deficient number, since it is larger than the sum of its proper divisors (28984774739019).

86953584317781 is a wasteful number, since it uses less digits than its factorization.

86953584317781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61658275.

The product of its digits is 1219276800, while the sum is 75.

The spelling of 86953584317781 in words is "eighty-six trillion, nine hundred fifty-three billion, five hundred eighty-four million, three hundred seventeen thousand, seven hundred eighty-one".